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PERIODIC INSPECTION FORN <br />Water, Sediment, or Slurry Impoundments <br />INSPECTOR'S NAME: Dennis Jones DATE: _ 9/28/93 <br />NPDES I.D. NO.: COG-850008-OOlA <br />FACILITY CONFIGURATION: Embankment Pond DATE LAST INSPECTION: 5/7/93 <br />SITE NAME: Truck Loop Pond 1 LOCATION: SEA SW's, Sec 14 T6N,R88W <br />MINE NAME: H-G Terminal. Inc. LOCATION: 2 mi. SE of Havden, CO <br />MINE I.D. NO.: CMLRD Permit No. C-92-081 OWNER'S REP.: Scott Williams, Supt. <br />Circle or write in appropriate response <br />1 <br />2 <br />3 <br />Burning (specify extent and location): <br />Angle of elope: upstream, downstream <br />*Seepage (apecify location, color, and approximate volume) <br />From underdrain pipes: <br />At isolated points on embankment slopes: <br />At natural hillside: <br />over widespread areas: <br />From downstream foundation area: <br />"Boils" beneath stream or ponded water: <br />4. Cracks or ecarpe on crest: <br />5. Cracks or ecarpe on elope: <br />6. Sloughing or bulging on elope: <br />7. *Major erosion problems: <br />8. Surface movements in valley bottom or on hillside: <br />9. *Eroeion of toe: <br />10. *Water impounded against toe: <br />11. Existing embankment freeboard: See Comments <br />12. Increase Decrease in water level: See Comments <br />13. Cracks, bulging, or erosion on upstream face: <br />14. Visible sumps or sinkholes in slurry surface: <br />15. *Clogging <br />Spillway channels and pipes: <br />Decant system: <br />Diversion ditches: <br />16. *Cracking or crushing of pipes <br />Spillway pipes: <br />Decant system: <br />17. Trash racks clear and in place: <br />_ Yee No <br />Total N/A <br />Yee ® N/A <br />Yee ® N/A <br />Yee ~T N/A <br />Yee N/A <br />Yee N/A <br />Yee N/A <br /> <br /> <br />Yee ~ N/A <br />Yes ~ N/A <br />Yea ~ N/A <br />Yes ~ N/A <br />Yes ~ N/A <br />Yee ~ N/A <br />Yea ® N/A <br />_ feet <br />_ feet <br />Yee ~ N/A <br />Yes No <br />Yes ~ N/A <br />Yea N/A <br />Yee N/A <br />Yee ~ N/A <br />Yee N/A <br />Yea No <br />*Major adverse changes in these items could cause instability and should be reported to <br />the Engineering Manager and Mine Superintendent for further evaluation. Adverse conditions <br />noted in these items should normally be described (extent, location, volume, etc.) in the <br />space on the back of this sheet. <br />